JB/T 8668-2011 (English Version) PDF

Scope: This standard specifies the model representation method, structural type, technical requirements, motor installation dimensions, inspection rules and test methods, marking and packaging, warranty period and accompanying documents of large three-phase vertical asynchronous motors. This standard applies to YL and YKSL series large three-phase vertical asynchronous motors used for dragging water pumps.

JB/T 8668-2011 Referenced Document

GB 10068 Mechanical vibration of certain machines with shaft heights 56 mm and higher.Measurement,evaluation and limits of vibration severity
GB 10069.3 Noise determination methods and limits for rotating electrical machines - Part 3: Noise limits
GB 755 Rotating electrical machines.Rating and performance
GB/T 10069.1 Measurement of airborne noise emitted by rotating electrical machines and the noise limits Part 1: Method for the measurement of airborne noise emitted by rotating electrical machines
GB/T 1032 Three-phase asynchronous motor test methods*， 2023-09-07 Update
GB/T 191 Packaging.Pictorial marking for handling of goods
GB/T 1993 Cooling methods for rotating electrical machines
GB/T 22715 Impulse voltage withstand levels of form-wound stator coils for rotating a. c. machines*， 2016-02-24 Update
GB/T 4942.1 Degrees of protection provided by the integral design of rotating electrical machined (IP code) - Classification
GB/T 997 Classification of types of construction，mounting arrangements and terminal box position (IM Code) for rotating electrical machines*， 2022-10-14 Update
JB/T 2728.1 Gas cooler for electrical machinery.Part 1: General rules*， 2017-04-12 Update
JB/T 7607 Type-LYJH oil cooler for bearings of vertical electrical machines

2011 JB/T 8668-2011 Technical requirement for the three-phase large vertical asynchronous motor
1997 JB/T 8668-1997 Large vertical type triphase asynchronous motors. Technical specification